Electric toothbrush handle



FIG. 1 is a perspective view of an electric toothbrush handle according to the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a right side view thereof; and,

FIG. 7 is a left side view thereof.

All broken lines shown in the drawings are for the purpose of illustrating environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for an electric toothbrush handle, as shown and described. 